Split nested namespaces declaration in two lines in accordance with C++ Style Guide.

src/scopeinfo.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 14 matching lines @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "scopeinfo.h"
 #include "scopes.h"
 
-namespace v8 { namespace internal {
+namespace v8 {
+namespace internal {
 
 
 static int CompareLocal(Variable* const* v, Variable* const* w) {
   Slot* s = (*v)->slot();
   Slot* t = (*w)->slot();
   // We may have rewritten parameters (that are in the arguments object)
   // and which may have a NULL slot... - find a better solution...
   int x = (s != NULL ? s->index() : 0);
   int y = (t != NULL ? t->index() : 0);
   // Consider sorting them according to type as well?
@@ skipping 516 matching lines @@
 }
 #endif  // DEBUG
 
 
 // Make sure the classes get instantiated by the template system.
 template class ScopeInfo<FreeStoreAllocationPolicy>;
 template class ScopeInfo<PreallocatedStorage>;
 template class ScopeInfo<ZoneListAllocationPolicy>;
 
 } }  // namespace v8::internal